docs: def moveto(self, x, y, scale=1):
          """Move and scale element.
  
          Parameters
          ----------
          x, y : float
               displacement in x and y coordinates in user units ('px').
          scale : float
               scaling factor. To scale down scale < 1,  scale up scale > 1.
               For no scaling scale = 1.
          """
          self.root.set("transform", "translate(%s, %s) scale(%s) %s" %
                        (x, y, scale, self.root.get("transform") or ''))